3月19日，美股夜盘时段，存储概念股普跌，美光科技跌超4%，业绩超预期但资本支出计划引发担忧；闪迪跌超3%，西部数据、希捷科技小幅跟跌；
无人机概念股Swarmer续涨逾5%，此前上市两日飙涨十倍；
DLocal涨超10%，第四季度营收超预期，且对2026年前景充满信心；
Red Cat跌近3%，第四季度营收猛增，但亏损超市场预期；
Rocket Lab涨超2%，赢得美国国防部价值1.9亿美元合同。
3月19日，美股夜盘时段，存储概念股普跌，美光科技跌超4%，业绩超预期但资本支出计划引发担忧；闪迪跌超3%，西部数据、希捷科技小幅跟跌；
无人机概念股Swarmer续涨逾5%，此前上市两日飙涨十倍；
DLocal涨超10%，第四季度营收超预期，且对2026年前景充满信心；
Red Cat跌近3%，第四季度营收猛增，但亏损超市场预期；
Rocket Lab涨超2%，赢得美国国防部价值1.9亿美元合同。
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